petsc-3.14.6 2021-03-30
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PCMGMultiplicativeSetCycles

 Sets the number of cycles to use for each preconditioner step of multigrid when PCMGType of PC_MG_MULTIPLICATIVE is used

Synopsis

#include "petscksp.h" 
PetscErrorCode  PCMGMultiplicativeSetCycles(PC pc,PetscInt n)
Logically Collective on PC

Input Parameters

pc - the multigrid context
n - number of cycles (default is 1)

Options Database Key

-pc_mg_multiplicative_cycles n

Notes

This is not associated with setting a v or w cycle, that is set with PCMGSetCycleType()

See Also

PCMGSetCycleTypeOnLevel(), PCMGSetCycleType()

Level

advanced

Location

src/ksp/pc/impls/mg/mg.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages